body{
    width: 100%;
    height: 2000px;
}
.header{
    height: 120px;
    width: 100%;
    overflow: hidden;
    position: relative;
}
img{
    height: 120px;
    position: absolute;
    left: 50%;
    transform: translate(-50%);
}
ul{
    list-style: none;
    margin: 0px;
    padding: 0px;

}
a{
    text-decoration: none;
    color: aliceblue;
}
a:hover{
    color: aqua;
}
div{
    margin: 0px;
    padding: 0px;
}
.nav{
    height: 40px;
    width: 100%;
    background-color: black;
    line-height: 40px;
    font-size: 12px;
}
.section{
    width: 1220px;
    margin: 0 auto;
    

}
.section .left{
    float: left;
}
.section .right{
    float: right;
}
li{
    float: left;
    position: relative;
    
}
.right li{
    margin: 0 10px;
}
span{
    color: aliceblue;
    margin: 0 10px;
}
.download{
    width: 124px;
    height: 0px;
    background: #fff;
    box-shadow: 0 1px 5px #aaa;
    position: absolute;
    top: 40px;
    left: -48px;
    overflow: hidden;
}
.download p{
    margin: 0;
    margin-top: 109px;
    text-align: center;
    font-size: 15px;
}
.download img{
    width: 90px;
    height: 90px;
    margin: 18px auto 0;
}
.left li:hover>.download{
    height: 148px;
}

.cart:hover{
    background-color: #fff;
}
.cart:hover>a{
    color: #ff6400;
}
.cart .list{
    width: 316px;
    height: 0;
    background: #fff;
    box-shadow: 0 1px 1px rgb(169, 163, 163);
    position: absolute;
    right: 0px;
    overflow: hidden;
    line-height: 100px;
    text-align: center;
    
}
.cart:hover>.list{
    height: 100px;
}
a p{
    padding: 0px 50px;
    
}
.warp ul li a{
    color: black;
    font-size: 20px;
    line-height: 50px;
    padding: 0 10px;
    padding-left: 30px;
}
.warp ul li a:hover{
    color: #ff6400;
}

.search input{
    width: 400px;
    height: 50px;
    border: 1px solid black;
    box-sizing: border-box;
    padding: 0;
    padding-left: 20px;
    outline: none;
    border-right: none;
    float: left;
    border-radius: 10px 0 0 10px;
}
.search button{
    background-color: #fff;
    font-size: 15px;
    width: 99px;
    height: 50px;
    padding: 0;
    border: 1px solid black;
    box-sizing: border-box;
    float: left;
    border-radius: 0 10px 10px 0;
}
.search button:hover{
    background-color: #ff6400;
    color: #fff;
}
/*中间部分         */
.tu{
    height: 500px;
    width: 1000px;
    margin: 4px auto;
    overflow: hidden;
    position: relative;
}
.tu .ei ul li{
    position: relative;
}
.tu .ei ul li a{
    height: 50px;
    width: 200px;
    line-height: 50px;
    font-size: 20px;
    display: flex;
    flex-direction: row;
    justify-content: space-around;
}
.tu .ei ul li a:hover{
    background-color: #fff;
    color: black;
}
.tu img{
    height: 500px;
    position: absolute;
    top: 0;
    left: 600px;
    z-index: 1;
}
/*    滑动门   */
.ty{
    height: 500px;
    width: 800px;
    background-color: #fff;
    border: 1px solid black;
    box-sizing: border-box;
    border-left: none;
    position: absolute;
    top: 0;
    left: 200px;
    z-index: 2;
    display: none;
}
.ty ul{
    width: 100px;
}
.ty ul li span{
    color: rgb(12, 12, 12);
    font-size: 29px
    
}
.ty ul li{
    height: 100px;
    width: 800px;
    background-color: #b5b1ae;
    line-height: 100px;
    text-align: center;
}
.ty ul li:hover{
    background-color: #fff;
    
}
.tu .ei ul li:hover> .ty{
    display: block;
}
/* 中间*/
.ad{
    position: relative;
}
.ad .x3{
    position: absolute;
    top: 0;
    right: 0;
    overflow: hidden;
}
.ad .x3:hover{
    box-shadow: 0 8px 20px black;
}
.ad .x3 img{
    height: 200px;
    opacity: 0.8;
}
.ad .x2{
    position: absolute;
    top: 0;
    right: 263px;
    overflow: hidden;
    
}
.ad .x2:hover{
    box-shadow: 0 8px 19px black;
}
.ad .x2 img{
    height: 200px;
    opacity: 0.8;
    
}
.ad .x1{
    position: absolute;
    top: 0;
    right: 526px;
    overflow: hidden;
    
}
.ad .x1:hover{
    box-shadow: 0 8px 19px black;
}
.ad .x1 img{
    height: 200px;
    opacity: 0.8;
}

.ad .x0{
    background-color: #63605e;
    
}
.ad .x0 ul li{
    height: 50px;
    width: 100px;
    line-height: 50px;
    float: left;
    text-align: center;
    
}
.ad .x0 ul .q{
    padding-top: 25px;
}
.ad .x0 ul li a{
    color: #b5b1ae;
    font-size: 15px;
    
}
.ad .x0 ul li a:hover{
    color: #fff;
}
/*内容470 680   */
.contentt{
    width: 100%;
    background-color: #fff;
    padding: 20px 0;
    
}
.wrapp{
    width: 1000px;
    height: 500px;
    margin: 0 auto;
    position: relative;
}
h1{
    margin: 0;
    color: #b5b1ae;
    font-size: 30px;
}
.box-leftt{
    width: 320px;
    height: 470px;
    overflow: hidden;
    position: relative;
}
.box-leftt img{
    height: 470px;
    position: absolute;
    right: 0;
}
.box-leftt:hover>img{
    
    box-shadow: 0 15px 30px black;
}
.box-right{
    height: 470px;
    width: 680px;
    position: absolute;
    top: 44px;
    left: 320px;
}
.item{
    height: 230px;
    width: 210px;
    border: 1px solid black;
    box-sizing: border-box;
    margin: 0 0 5px 10px;
    float: right;
}
/*   页尾 */
.ggg{
    border-top: 1px solid rgb(70, 68, 68);
    border-bottom: 1px solid rgb(70, 68, 68);

}
.ggg ul li{
    height: 50px;
    padding-top: 21px;
    width: 20%;
    text-align: center;
}
.ggg ul li a{
    color: black;
    font-size: 19px;
}
.ggg ul li a:hover{
    color: #ff6400;

}
.bbb ul{
    height: 230px;
    width: 25%;
    float: left;
    padding-top: 20px;
}
.bbb ul li{
    height: 40px;
    width: 100%;
    line-height: 40px;
    text-align: center;
}
.bbb ul li a{
    color: black;
    font-size: 20px;
   
}
.bbb ul li:hover{
    background-color: #ff6400;
}
.bbb ul li:hover>a{
    color: #fff;
}